package com.bowen.seckill.interceptor;

import cn.hutool.core.text.AntPathMatcher;
import com.bowen.common.constant.AuthServerConstant;
import com.bowen.common.vo.MemberRespVo;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberRespVo> loginUser = new ThreadLocal<>();

    /**
     * 使用拦截器跳转页面，一定要注意需要将拦截器引入Webconfig中，才可以生效
     * @param request
     * @param response
     * @param handler
     * @return
     * @throws Exception
     */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        boolean match = new AntPathMatcher().match("/kill", request.getRequestURI());

        if (match ) {
            MemberRespVo attribute = (MemberRespVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
            if (attribute != null) {
                loginUser.set(attribute);
                return true;
            } else {
                //没登陆就去登录
                request.getSession().setAttribute("msg", "请先进行登录");
                response.sendRedirect("http://auth.bowen.com/login.html");
                return false;
            }
        }

        return true;

    }
}
